Make Oscar theme scalable

    <meta http-equiv="X-UA-Compatible" content="IE=edge">

    <meta name="generator" content="searx/{{ searx_version }}">

    <meta name="referrer" content="no-referrer">

    <meta name="viewport" content="width=device-width, initial-scale=1 , maximum-scale=1.0, user-scalable=1" />

    <meta name="viewport" content="width=device-width, initial-scale=1 , maximum-scale=2.0, user-scalable=1" />

    {% block meta %}{% endblock %}

    <script src="{{ url_for('js_translations') }}"></script>

    <title>{% block title %}{% endblock %}{{ instance_name }}</title>